Keyword: galaxyhttps://www.freerepublic.com/tag/galaxy/
en-usSun, 11 Mar 2018 19:07:46 GMTFocus Forum15Hubble Telescope Spies Gorgeous Galaxy Merger (Video, Photo)https://www.freerepublic.com/focus/f-chat/3638930/posts
Two merging spiral galaxies are caught twisting each other into cosmic knots in a spectacular photo by the Hubble Space Telescope. The colliding galaxies comprise a system known as Arp 256, which lies about 350 million light-years from Earth, in the constellation Cetus (the Whale). &#x22;The galaxies are ablaze with dazzling regions of star formation: The bright blue fireworks are stellar nurseries, churning out hot infant stars,&#x22; officials with the European Space Agency (ESA) wrote in a description of the image Thursday (March 8). (The Hubble project is a collaboration between NASA and ESA.) &#x22;These vigorous bursts of new...Space.comhttps://www.freerepublic.com/focus/f-chat/3638930/posts#commentSun, 11 Mar 2018 19:07:46 GMTDistant Galaxies Challenge Our Understanding of Star Formationhttps://www.freerepublic.com/focus/f-chat/3624979/posts
The most massive galaxies in our neighbourhood formed their stars billions of years ago, early in the history of the universe. At the present day, they produce very few new stars. Astronomers have long believed that is because they contain very little gas &#x96; a key ingredient necessary to produce stars. But our new study, published in Nature Astronomy, is now challenging this long held view. Through probing the extreme environments of faraway massive galaxies, we can learn not only about their evolution and the history of the universe, but most importantly about the fundamental processes regulating the formation of...Real Clear Sciencehttps://www.freerepublic.com/focus/f-chat/3624979/posts#commentMon, 22 Jan 2018 23:50:38 GMTHackers Unlock Samsung Galaxy S8 With Fake Irishttps://www.freerepublic.com/focus/f-chat/3554626/posts
Biometric locks for phones are just getting more and more elaborate. Not content with fingerprints, some devices now offer facial recognition tech for accessing a device, and in the Samsung Galaxy S8&#x27;s case, an iris scanner too. Despite Samsung stating that a user&#x27;s irises are pretty much impossible to copy, a team of hackers has done just that. Using a bare-bones selection of equipment, researchers from the Chaos Computer Club (CCC) show in a video how they managed to bypass the scanner&#x27;s protections and unlock the device. &#x22;We&#x27;ve had iris scanners that could be bypassed using a simple print-out,&#x22; Linus...motherboard.vice.comhttps://www.freerepublic.com/focus/f-chat/3554626/posts#commentTue, 23 May 2017 19:45:55 GMTA Huge Cosmic Void Is Repelling Our Galaxyhttps://www.freerepublic.com/focus/f-chat/3519876/posts
Today, in the journal Nature Astronomy, a team of researchers led by Hebrew University cosmologist Yehuda Hoffman has reported that they&#x27;ve found... nothing. To be clear, they&#x27;ve found something, but that something is essentially nothing. Specifically, Hoffman and his colleagues have spotted an immense, naked region of space which they predict to be largely devoid of galaxies. Since this region is relatively empty of matter, it is exerting a repelling effect on the Local Group of galaxies, which includes Andromeda, the Triangulum Galaxy, and our own Milky Way. The researchers made the discovery by visualizing the velocities of various galaxies...Real Clear Sciencehttps://www.freerepublic.com/focus/f-chat/3519876/posts#commentWed, 1 Feb 2017 00:57:42 GMTFire on Plane Caused by Replacement Samsung Galaxy Note 7https://www.freerepublic.com/focus/f-news/3477054/posts
Over the past few weeks, Samsung has been replacing recalled Galaxy Note 7 smartphones that have faulty exploding batteries with new devices, but an incident today suggests the South Korean company&#x27;s smartphone woes aren&#x27;t over. A Southwest flight from Louisville to Baltimore was today evacuated just before it pulled out of the gate because a Samsung Galaxy Note 7 smartphone started smoking. While no one was injured, there is a serious problem -- the Galaxy Note 7 in question was a replacement device that had been deemed &#x22;safe&#x22; by Samsung. According to The Verge, the owner of the Galaxy Note...macrumors.comhttps://www.freerepublic.com/focus/f-news/3477054/posts#commentWed, 5 Oct 2016 19:35:39 GMTAstronomers Discover New Galaxy That Is 99.99% Dark Matterhttps://www.freerepublic.com/focus/f-chat/3463046/posts
Astronomers Discover New Galaxy That Is 99.99% Dark Matter &#xE2;&#x80;&#x8B;Scientists hope this new galaxy could help uncover the truth about dark matter. NASA 149 A team of astronomers at the Keck Observatory in Maunakea, Hawaii, have discovered a massive galaxy made of 99.99 percent dark matter.The galaxy, called Dragonfly 44, is part of a collection of galaxies discovered a year ago by the same team. These galaxies are the same size and shape of regular galaxies, but contain far fewer stars. And now we know why: they&#x27;re made almost entirely of dark matter. Advertisement - Continue Reading Below Mysterious Origins...Popular Mechanicshttps://www.freerepublic.com/focus/f-chat/3463046/posts#commentFri, 26 Aug 2016 05:16:17 GMTSharpest ever view of the Andromeda Galaxyhttps://www.freerepublic.com/focus/f-chat/3446687/posts
Sharpest ever view of the Andromeda Galaxy This image, captured with the NASA/ESA Hubble Space Telescope, is the largest and sharpest image ever taken of the Andromeda galaxy -- otherwise known as M31.This is a cropped version of the full image and has 1.5 billion pixels. You would need more than 600 HD television screens to display the whole image.It is the biggest Hubble image ever released and shows over 100 million stars and thousands of star clusters embedded in a section of the galaxy&#x27;s pancake-shaped disc stretching across over 40 000 light-years.This image is too large to be easily...Space Telescopehttps://www.freerepublic.com/focus/f-chat/3446687/posts#commentWed, 6 Jul 2016 05:16:32 GMTAstronomy Picture of the Day -- NGC 6814: Grand Design Spiral Galaxy from Hubblehttps://www.freerepublic.com/focus/f-chat/3442404/posts
Explanation: In the center of this serene stellar swirl is likely a harrowing black-hole beast. The surrounding swirl sweeps around billions of stars which are highlighted by the brightest and bluest. The breadth and beauty of the display give the swirl the designation of a grand design spiral galaxy. The central beast shows evidence that it is a supermassive black hole about 10 million times the mass of our Sun. This ferocious creature devours stars and gas and is surrounded by a spinning moat of hot plasma that emits blasts of X-rays. The central violent activity gives it the designation...NASAhttps://www.freerepublic.com/focus/f-chat/3442404/posts#commentTue, 21 Jun 2016 20:24:44 GMTNever-before-seen galaxy spotted orbiting the Milky Wayhttps://www.freerepublic.com/focus/f-chat/3421264/posts
The galaxy&#x92;s empire has a new colony. Astronomers have detected a dwarf galaxy orbiting the Milky Way whose span stretches farther than nearly all other Milky Way satellites. It may belong to a small group of galaxies that is falling into our own. Giant galaxies like the Milky Way grew large when smaller galaxies merged, according to simulations. The simulations also suggest that whole groups of galaxies can fall into a single giant at the same time. The best examples in our cosmic neighbourhood are the Large and Small Magellanic Clouds, the Milky Way&#x92;s two brightest satellites, which probably orbit...New Scientisthttps://www.freerepublic.com/focus/f-chat/3421264/posts#commentFri, 15 Apr 2016 14:44:48 GMTMilky Way Grew From the Inside Outhttps://www.freerepublic.com/focus/f-chat/3410651/posts
Scientists have made a cosmic growth chart of the Milky Way galaxy, an innovative blending of data collected by the ongoing Sloan Digital Sky Survey and a new technique to determine the ages of stars. As expected, the analysis shows the galaxy&#x92;s central disk formed from the inside out, with red giant stars as old as about 13 billion years clustered toward the center and younger stars about 1 billion years old closer to the disk&#x92;s edge, astronomer Melissa Ness, with the Max Planck Institute for Astronomy in Heidelberg, Germany, told reporters at the American Astronomical Society meeting in Kissimmee,...D Newshttps://www.freerepublic.com/focus/f-chat/3410651/posts#commentFri, 18 Mar 2016 03:09:54 GMTFarthest Galaxy Yet Smashes Cosmic Distance Recordhttps://www.freerepublic.com/focus/f-chat/3404963/posts
Farthest Galaxy Yet Smashes Cosmic Distance Record By Calla Cofield, Space.com Staff Writer March 3, 2016 04:45pm ET MORE Please upgrade your Flash Plugin The Hubble Space Telescope just calculated the distance to the most far-out galaxy ever measured, providing scientists with a look deep into the history of the universe. The far-away galaxy, named GN-z11, existed a mere 400 million years after the Big Bang, or about 13.3 billion years ago. Because the light from such a distant galaxy must travel huge distances to reach Earth, scientists are seeing the galaxy as it looked over 13 billion years ago....space.comhttps://www.freerepublic.com/focus/f-chat/3404963/posts#commentFri, 4 Mar 2016 11:51:26 GMTA visual comparison of the largest known galaxy to the Milky Wayhttps://www.freerepublic.com/focus/f-chat/3404216/posts
Imgurhttps://www.freerepublic.com/focus/f-chat/3404216/posts#commentWed, 2 Mar 2016 17:37:50 GMTThe most luminous galaxy is being torn apart by a black holehttps://www.freerepublic.com/focus/f-chat/3385195/posts
The galaxy, which is called W2246-0526 and 12.4 billion light years from Earth, is the most luminous in the universe, according to a 2015 NASA study. If all galaxies were the same distance from us, this one would shine the brightest. In new research, published in The Astrophysical Journal Letters, this shiniest of galaxies is expelling incredibly turbulent gases, which has never been evidenced in this kind of space body before. &#x22;It is like a pot of boiling water being heated up by a nuclear reactor in the center,&#x22; Tanio Diaz-Santos of the Universidad Diego Portales in Santiago, Chile, lead...cbs newshttps://www.freerepublic.com/focus/f-chat/3385195/posts#commentMon, 18 Jan 2016 17:03:18 GMTAstronomy Picture of the Day -- Barred Spiral Galaxy NGC 1300https://www.freerepublic.com/focus/f-chat/3381738/posts
Explanation: Big, beautiful, barred spiral galaxy NGC 1300 lies some 70 million light-years away on the banks of the constellation Eridanus. This Hubble Space Telescope composite view of the gorgeous island universe is one of the largest Hubble images ever made of a complete galaxy. NGC 1300 spans over 100,000 light-years and the Hubble image reveals striking details of the galaxy&#x27;s dominant central bar and majestic spiral arms. In fact, on close inspection the nucleus of this classic barred spiral itself shows a remarkable region of spiral structure about 3,000 light-years across. Like other spiral galaxies, including our own Milky...NASAhttps://www.freerepublic.com/focus/f-chat/3381738/posts#commentSat, 9 Jan 2016 21:41:47 GMTImage: Hubble views two galaxies merginghttps://www.freerepublic.com/focus/f-chat/3378517/posts
Credit: ESA/Hubble &#x26; NASA, Acknowledgement: Judy Schmidt ---------------------------------------------------------------------------------------------------------------------------------------- This image, taken with the Wide Field Planetary Camera 2 on board the NASA/ESA Hubble Space Telescope, shows the galaxy NGC 6052, located around 230 million light-years away in the constellation of Hercules. It would be reasonable to think of this as a single abnormal galaxy, and it was originally classified as such. However, it is in fact a &#x22;new&#x22; galaxy in the process of forming. Two separate galaxies have been gradually drawn together, attracted by gravity, and have collided. We now see them merging into a single structure. As the merging...phys.orghttps://www.freerepublic.com/focus/f-chat/3378517/posts#commentThu, 31 Dec 2015 22:16:08 GMTGalactic Monster Mystery Revealed in Ancient Universe [Galaxies that shouldn&#x27;t exist!]https://www.freerepublic.com/focus/f-chat/3362588/posts
ESO&#x27;s VISTA survey telescope has spied a horde of previously hidden massive galaxies that existed when the Universe was in its infancy. By discovering and studying more of these galaxies than ever before, astronomers have for the first time found out exactly when such monster galaxies first appeared. The newly discovered massive galaxies are marked on this image of the UltraVISTA field. [RED CIRCLES] ================================================================================================================ Astronomers have detected something baffling at the furthest frontiers of our observable universe: massive galaxies -- lots of massive galaxies -- that shouldn&#x27;t even exist. Depending on the wavelength you observe the universe in,...Discovery.comhttps://www.freerepublic.com/focus/f-chat/3362588/posts#commentThu, 19 Nov 2015 20:26:11 GMTAstronomers Found the Ghost of a Rare Giant Radio Galaxyhttps://www.freerepublic.com/focus/f-chat/3357968/posts
Image: J021659-044920. The red and yellow lobes are the galaxy&#xE2;&#x80;&#x99;s radio lobes. The red spot in the center is the visible galaxy. Prathamesh Tamhane/Yogesh Wadadekar. ================================================================================================================== Astronomers in India have discovered a very unusual galaxy, and it&#xE2;&#x80;&#x99;s dying. By now, in fact, it&#xE2;&#x80;&#x99;s probably already dead. The new galaxy, known as J021659-044920, is 9 billion light years away from Earth. That means it&#xE2;&#x80;&#x99;s really old in cosmic terms (but not quite as old as the oldest object astronomers have ever found, a galaxy 13 billion light years away called UDFy-38135539). Viewed in the visible spectrum, J021659-044920spans about 100,000 light years...gizmodo.comhttps://www.freerepublic.com/focus/f-chat/3357968/posts#commentMon, 9 Nov 2015 14:14:29 GMTiPhone 6s goes on sale in Samsung&#x92;s home market to long queues; earlier online pre-order sellouthttps://www.freerepublic.com/focus/f-chat/3352762/posts
The iPhone 6s/Plus seems pretty popular already in Samsung&#xE2;&#x80;&#x99;s home market of Korea, despite only going on sale today. All three major carriers earlier reported that they&#xC2;&#xA0;quickly sold out when the new iPhones were made available for pre-order on Monday. Now&#xC2;&#xA0;Patently Apple notes queues of hundreds of people at retail stores, with some having waited&#xC2;&#xA0;in line&#xC2;&#xA0;for 24 hours &#xE2;&#x80;&#xA6;&#xC2;&#xA0; Lines of hundreds of iPhones 6s purchasers in Korea Local brands Samsung and LG&#xC2;&#xA0;were clearly concerned, having both dropped the prices of their flagship devices prior to the iPhone 6s/Plus going on sale in Korea, and Samsung making its Galaxy Note...9 to 5 Machttps://www.freerepublic.com/focus/f-chat/3352762/posts#commentSun, 25 Oct 2015 19:40:52 GMTMore Evidence for Coming Black Hole Collision (total mass &#x3E; a billion suns)
https://www.freerepublic.com/focus/f-chat/3339898/posts
The apocalypse is still on, apparently &#x97; at least in a galaxy about 3.5 billion light-years from here. Last winter, a team of Caltech astronomers reported that two supermassive black holes appeared to be spiraling together toward a cataclysmic collision that could bring down the curtains in that galaxy. The evidence was a rhythmic flickering from the galaxy&#x92;s nucleus, a quasar known as PG 1302-102, which Matthew Graham and his colleagues interpreted as the fatal mating dance of a pair of black holes with a total mass of more than a billion suns. Their merger, the astronomers calculated, could release...NYTimeshttps://www.freerepublic.com/focus/f-chat/3339898/posts#commentTue, 22 Sep 2015 16:34:46 GMTAstronomy Picture of the Day -- The Large Cloud of Magellanhttps://www.freerepublic.com/focus/f-chat/3329713/posts
Explanation: The 16th century Portuguese navigator Ferdinand Magellan and his crew had plenty of time to study the southern sky during the first circumnavigation of planet Earth. As a result, two fuzzy cloud-like objects easily visible to southern hemisphere skygazers are known as the Clouds of Magellan, now understood to be satellite galaxies of our much larger, spiral Milky Way galaxy. About 160,000 light-years distant in the constellation Dorado, the Large Magellanic Cloud (LMC) is seen here in a remarkably deep, colorful, image. Spanning about 15,000 light-years or so, it is the most massive of the Milky Way&#x27;s satellite galaxies...NASAhttps://www.freerepublic.com/focus/f-chat/3329713/posts#commentThu, 27 Aug 2015 06:33:32 GMTGiant Galaxy Ring Shouldn&#x27;t Existhttps://www.freerepublic.com/focus/f-chat/3328507/posts
Giant Galaxy Ring Shouldn&#x27;t Exist by Jake Hebert, Ph.D. * A team of astronomers from Hungary and the United States, led by Professor Lajos Bal&#xE1;zs of Konkoly Observatory in Budapest, has announced the discovery of an enormous ring of galaxies. According to the Big Bang model, this ring should not exist.1,2,3 The galaxies were identified from gamma-ray bursts (GRBs)&#x97;extremely intense, narrow beams of high-energy electromagnetic radiation which are thought to result from the collapse of high-mass stars. The astronomers estimated that the gamma-ray bursts originated in nine galaxies located approximately seven billion light-years from Earth. These galaxies are thought to...Institute for Creation Researchhttps://www.freerepublic.com/focus/f-chat/3328507/posts#commentMon, 24 Aug 2015 14:30:54 GMTNew record: Keck Observatory measures most distant galaxyhttps://www.freerepublic.com/focus/f-chat/3321492/posts
EGSY8p7 is the most distant confirmed galaxy whose spectrum obtained with the W. M. Keck Observatory places it at a redshift of 8.68 at a time when the Universe was less than 600 million years old. The illustration shows the remarkable progress made in recent years in probing early cosmic history. Such studies are important in understanding how the Universe evolved from an early dark period to one when galaxies began to shine. Hydrogen emission from EGSY8p7 may indicate it is the first known example of an early generation of young galaxies emitting unusually strong radiation. Credit: Adi Zitrin, California...phys.orghttps://www.freerepublic.com/focus/f-chat/3321492/posts#commentThu, 6 Aug 2015 19:35:20 GMTPre-installed keyboard leaves 600 million Samsung smartphones vulnerable to hackershttps://www.freerepublic.com/focus/f-chat/3301427/posts
If your rocking a Samsung smartphone, you could be vulnerable to hackers, thanks to a preinstalled keyboard on your device.The vulnerability was discovered by Ryan Welton from mobile security specialists NowSecure. The issue is with the preinstalled Swift keyboard which looks for language pack updates over an unencrypted line. Welton found that a hacker could create a spoof proxy server and send a fake update to the device with malicious code. The hacker could then exploit the device by eavesdropping on incoming and outgoing messages or voice calls, access personal data such as pictures or text messages, tamper with apps,...Digital Trendshttps://www.freerepublic.com/focus/f-chat/3301427/posts#commentThu, 18 Jun 2015 04:32:15 GMTMore evidence that the Milky Way has four spiral armshttps://www.freerepublic.com/focus/f-chat/3289072/posts
Astronomers have been arguing over just how many spiral arms our galaxy exhibits. Is the Milky Way a four or two-armed spiral galaxy? Astronomers had often assumed the Milky Way was potentially a four-armed spiral galaxy, but comparatively recent observations from NASA&#x27;s Spitzer telescope implied the galaxy had two spiral arms. In 2013, astronomers mapped star forming regions and argued they had found the two missing arms, bringing the total number of arms back to four. The case for a four-armed Milky Way may have just gotten stronger. A team of Brazilian astronomers used star clusters embedded in their natal...Phys.Orghttps://www.freerepublic.com/focus/f-chat/3289072/posts#commentTue, 12 May 2015 19:33:15 GMTAstronomers unveil the farthest galaxyhttps://www.freerepublic.com/focus/f-chat/3286526/posts
An international team of astronomers led by Yale University and the University of California-Santa Cruz have pushed back the cosmic frontier of galaxy exploration to a time when the universe was only 5% of its present age. The team discovered an exceptionally luminous galaxy more than 13 billion years in the past and determined its exact distance from Earth using the powerful MOSFIRE instrument on the W.M. Keck Observatory&#x27;s 10-meter telescope, in Hawaii. It is the most distant galaxy currently measured. The galaxy, EGS-zs8-1, was originally identified based on its particular colors in images from NASA&#x27;s Hubble and Spitzer space...Phys.Orghttps://www.freerepublic.com/focus/f-chat/3286526/posts#commentTue, 5 May 2015 17:50:45 GMT